Reptilia

Ta beisteigyn, peishtyn, snauee ny reptilia nyn nreeym-juntee feayr-fuiltagh ta gennal aer, as crottylyn er ny crackanyn oc.  She kiare-chassee t'ayn, as amniotagh chammah, dy ghra myr shen, ta far-chrackan amniotagh mygeayrt ny mwaneyn oc.  Ta beisteigyn jeinagh ry-akin harrish y teihll, magh voish Yn Antarctagh, as ta bea-oayllee goaill rish kiare oardee bio:
 Crocodilia (croggylyn, gharialyn, caimanyn, as alligatyryn): 23 dooieyn
 Sphenodontia (tuatara): 2 ghooie
 Squamata (jialgheryn, ardnieughyn, as amphisbaenia: mysh 7,900 dooie
 Testudines (shligganee marrey, shligganee, as shligganee awin): mysh 300 dooie

Ga dy vel ad beisteigyn rere'n cheeall cadjin, as ymmodee troghyn beishteigagh oc, cha nel jiolganyn atçhimagh nyn reptilia 'sy cheeall oaylleeagh.

Ta'n chooid smoo jeh dooieyn beisteigagh ooh-vreyagh (breh oohyn), ga dy vel shiartanse dy Squamata ymmyrkey aalagh.  Ta kuse jeu jannoo ymmyd jeh ooh-bio-vrey (tashtey oohyn derrey t'ad guirr), as kuse jeu bio-vrey (brey aalagh gyn ymmyd ooh kelkagh).  Ta rheam beishtyn jeinagh veih'n ghecko beg Sphaerodactylus ariasae, ny sloo na 1.6 km (0.6 oar.) 'sy lhiurid, dys y croggyl sailley ta gaase dys 5.5 m 'sy lhiurid, as trimmid erskyn 1,000 kg echey.

 Rang-oardraghey jeinagh 
Rang-oardraghey dys keim yn oardagh, rere Benton, 2004.

 Straih Amniota
 Rang Synapsida
 Oardagh Pelycosauria
 Oardagh Therapsida
 Rang Mammalia
 Oardagh Sauropsida
 Fo-rang Anapsida
 Oardagh Testudines (turtylyn)
 Fo-ang Diapsida
 Oardagh Araeoscelidia
 Oardagh Younginiformes
 Myn-rang Ichthyosaurua
 Myn-rang Lepidosauromorpha
 Ard-oardagh Sauropterygia
 Oardagh Placodontia
 Oardagh Nothosauroidea
 Oardagh Plesiosauria
 Ard-oardagh Lepidosauria
 Oardagh Sphenodontia (tuataraghyn)
 Oardagh Squamata (jialgheeryn & ardnieughyn)
 Myn-rang Archosauromorpha
 Oardagh Prolacertiformes
 Rheynn Archosauria
 Subdivision Crurotarsi
 Ard-oardagh Crocodylomorpha
 Oardagh Crocodilia (croggylyn, gharialyn, caimanyn as alligatyryn)
 Oardagh Phytosauria
 Oardagh Rauisuchia
 Oardagh Rynchosauria
 Fo-rheynn  Avemetatarsalia
 Mynrheynn Ornithodira
 Oardagh Pterosauria
 Ard-oardagh Dinosauria
 Oardagh Saurischia
 Rang Ushag
 Oardagh Ornithischia

 Imraaghyn 

Ronney:Beiyn
Ronney:Beishteigyn